a20150604

纯批:

@echo off & setlocal enabledelayedexpansion
set "MAC=F825A3BCF203"

if 0x%MAC:~-6%==0xFFFFFF (
    set /a "h6=0x%MAC:~0,6% + 1"
    call :dec2hex h6 !h6!
    set "result=!h6:~-6!000000"
) else (
    set /a "l6=0x%MAC:~-6% + 1"
    call :dec2hex l6 !l6!
    set "result=%MAC:~0,6%!l6:~-6!"
)
set result
pause
exit

:dec2hex hex dec
setlocal
set "dic=0123456789ABCDEF"
for /L %%a in (0 1 7) do (
    set /a "t = ( %~2 >> (4*%%a) ) & 0xF"
    for %%p in (!t!) do set "hex_num=!dic:~%%p,1!!hex_num!"
)
endlocal & set "%1=%hex_num%
exit /b
复制代码